9.93 Ct green-blue boulder opal
A free-form boulder opal with greens and blues.
- 9.93 carats.
- 22.5 x 10.6 mm / 0.88 x 0.41".
- 5 mm / 0.19" thick.
- Natural solid boulder opal.
- Mined by Sue at her Yaraka opal mine in Queensland, Australia.
- Gem grade.
- Opal ID 2650.
